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What is anemia and what tests will help determine its cause?
Anemia is a pathological condition that occurs due to a decrease in the level of hemoglobin and/or the number of red blood cells in the blood. This can lead to a lack of oxygen in the tissues and the development of general weakness, increased fatigue, dizziness and other unpleasant symptoms. The presence and cause of anemia can be determined using laboratory tests that help assess the general condition of the blood and identify possible abnormalities.
To get accurate results and start treatment in a timely manner, it is important to contact a medical laboratory where you can take the necessary tests. For example, in Medilab+ You can undergo a comprehensive examination that will help identify possible disorders and their causes. Early diagnosis allows you to avoid complications and choose effective treatment.
Causes of anemia
Anemia is not an independent disease, but rather a syndrome that accompanies various pathological conditions. The main causes of the development of this condition are:
- Iron deficiency – the most common form of anemia caused by a lack of iron in the body. This can be due to an unbalanced diet, chronic blood loss (for example, with peptic ulcer disease or heavy menstruation), or impaired absorption of iron in the intestine.
- Vitamin B12 and folic acid deficiency – are necessary for the synthesis of red blood cells and the normal functioning of the nervous system. Their deficiency can cause megaloblastic anemia.
- Chronic diseases – inflammatory processes, autoimmune diseases, chronic infections or cancer can cause anemia due to impaired red blood cell production.
- Genetic disorders – such as thalassemia or sickle cell anemia, in which the structure or function of red blood cells is altered.
- Acute or chronic blood loss – due to injuries, surgeries, ulcers or internal bleeding.
Symptoms of anemia
Signs of anemia can vary depending on the type and severity. The most common symptoms are:
- constant weakness and fatigue
- paleness or yellowness of the skin
- dizziness, headache
- rapid heartbeat (tachycardia)
- shortness of breath even with minor physical exertion
- brittle nails, hair loss
- decreased concentration and memory
- loss of appetite
If you experience similar symptoms, it is important to see a doctor and undergo the necessary laboratory tests.
What tests will help determine the cause of anemia?
To diagnose anemia and determine its cause, your doctor may order the following tests:
1. Complete blood count (CBC)
This is the main test for detecting anemia. It shows hemoglobin levels, red blood cell count, hematocrit, mean corpuscular volume (MCV), and other indicators.
2. Ferritin and iron in the blood
This test helps assess the body's iron stores. Low levels of ferritin indicate iron deficiency anemia.
3. Total serum iron binding capacity (TIBC)
Determines how well the body can transport iron.
4. Vitamin B12 and folic acid levels
A deficiency of these vitamins leads to megaloblastic anemia, which is characterized by impaired maturation of erythrocytes.
5. Reticulocyte analysis
These are young red blood cells produced by the bone marrow. Their levels indicate how actively the body is compensating for the loss of red blood cells.
6. Bilirubin level test
Helps diagnose hemolytic anemia, in which red blood cells are destroyed.
7. Genetic tests
Prescribed in case of suspected hereditary anemias, such as thalassemia or sickle cell anemia.
How to prepare for tests
To ensure the results are as accurate as possible, it is important to follow these recommendations:
- Donate blood in the morning on an empty stomach.
- The day before the analysis, exclude alcohol, fatty and heavy foods.
- Avoid physical exertion before donating blood.
- Before testing for vitamins B12 and folic acid, it is worth consulting with your doctor about possibly discontinuing supplements.
Treatment and prevention of anemia
Treatment for anemia depends on its cause:
- Iron deficiency anemia is treated with iron supplements and dietary adjustments.
- In case of B12 or folic acid deficiency, appropriate vitamin complexes are used.
- Chronic diseases require treatment of the underlying pathology.
- In severe cases, blood transfusions or stimulation of hematopoiesis may be required.
To prevent anemia, it is recommended:
- A balanced diet with sufficient iron, vitamin B12 and folic acid.
- Regular medical check-ups, especially if there are risk factors.
- Monitoring iron and hemoglobin levels during pregnancy and after significant blood loss.
Anemia is a common condition that can significantly impact quality of life. It is important to have timely laboratory tests to determine the cause of anemia and prevent complications. In the laboratory Medilab+ You can take all the necessary tests for an accurate diagnosis and get professional advice on further actions. Take care of your health and get tested on time!
